There is no more users for this functions. All the 8250 drivers are
using the rs485 handler on serial_core instead.
Reviewed-by: Alan Cox <alan@xxxxxxxxxxxxxxx>
Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
Cc: Jiri Slaby <jslaby@xxxxxxx>
Cc: Sebastian Andrzej Siewior <bigeasy@xxxxxxxxxxxxx>
Cc: Alan Cox <alan@xxxxxxxxxxxxxxx>
Cc: Tony Lindgren <tony@xxxxxxxxxxx>
Cc: Peter Hurley <peter@xxxxxxxxxxxxxxxxxx>
Cc: Yoshihiro YUNOMAE <yoshihiro.yunomae.ez@xxxxxxxxxxx>
Cc: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
Cc: Ingo Molnar <mingo@xxxxxxx>
Signed-off-by: Ricardo Ribalda Delgado <ricardo.ribalda@xxxxxxxxx>
---
drivers/tty/serial/8250/8250_core.c | 39 -------------------------------------
include/linux/serial_8250.h | 3 ---
2 files changed, 42 deletions(-)
diff --git a/drivers/tty/serial/8250/8250_core.c b/drivers/tty/serial/8250/8250_core.c
index 67cf179..074d2f6 100644
--- a/drivers/tty/serial/8250/8250_core.c
+++ b/drivers/tty/serial/8250/8250_core.c
@@ -2981,42 +2981,6 @@ serial8250_verify_port(struct uart_port *port, struct serial_struct *ser)
return 0;
}
-static int serial8250_ioctl(struct uart_port *port, unsigned int cmd,
- unsigned long arg)
-{
- struct uart_8250_port *up =
- container_of(port, struct uart_8250_port, port);
- int ret;
- struct serial_rs485 rs485_config;
-
- if (!up->rs485_config)
- return -ENOIOCTLCMD;
-
- switch (cmd) {
- case TIOCSRS485:
- if (copy_from_user(&rs485_config, (void __user *)arg,
- sizeof(rs485_config)))
- return -EFAULT;
-
- ret = up->rs485_config(up, &rs485_config);
- if (ret)
- return ret;
-
- memcpy(&up->rs485, &rs485_config, sizeof(rs485_config));
-
- return 0;
- case TIOCGRS485:
- if (copy_to_user((void __user *)arg, &up->rs485,
- sizeof(up->rs485)))
- return -EFAULT;
- return 0;
- default:
- break;
- }
-
- return -ENOIOCTLCMD;
-}
-
static const char *
serial8250_type(struct uart_port *port)
{
@@ -3048,7 +3012,6 @@ static struct uart_ops serial8250_pops = {
.request_port = serial8250_request_port,
.config_port = serial8250_config_port,
.verify_port = serial8250_verify_port,
- .ioctl = serial8250_ioctl,
#ifdef CONFIG_CONSOLE_POLL
.poll_get_char = serial8250_get_poll_char,
.poll_put_char = serial8250_put_poll_char,
@@ -3591,8 +3554,6 @@ int serial8250_register_8250_port(struct uart_8250_port *up)
uart->port.fifosize = up->port.fifosize;
uart->tx_loadsz = up->tx_loadsz;
uart->capabilities = up->capabilities;
- uart->rs485_config = up->rs485_config;
- uart->rs485 = up->rs485;
uart->port.throttle = up->port.throttle;
uart->port.unthrottle = up->port.unthrottle;
uart->port.rs485_config = up->port.rs485_config;
diff --git a/include/linux/serial_8250.h b/include/linux/serial_8250.h
index 3df10d5..e02acf0 100644
--- a/include/linux/serial_8250.h
+++ b/include/linux/serial_8250.h
@@ -97,13 +97,10 @@ struct uart_8250_port {
unsigned char msr_saved_flags;
struct uart_8250_dma *dma;
- struct serial_rs485 rs485;
/* 8250 specific callbacks */
int (*dl_read)(struct uart_8250_port *);
void (*dl_write)(struct uart_8250_port *, int);
- int (*rs485_config)(struct uart_8250_port *,
- struct serial_rs485 *rs485);
};
static inline struct uart_8250_port *up_to_u8250p(struct uart_port *up)
--
2.1.1
--
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